Home / 150,891.14-208,228.77-82,908.85

Finding the Fourth Proportional to 150,891.14, 208,228.77 and 82,908.85

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Solution

The fourth proportional to 150,891.14, 208,228.77 and 82,908.85 is: 114,413.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,891.14 : 208,228.77 = 82,908.85 : x
  2. Step 2: Convert to fraction form
    150,891.14/208,228.77 = 82,908.85/x
  3. Step 3: Cross multiply
    150,891.14x = 208,228.77 × 82,908.85
  4. Step 4: Simplify right side
    150,891.14x = 17,264,007,337.04
  5. Step 5: Solve for x
    x = 17,264,007,337.04/150,891.14
  6. Step 6: Final answer
    x = 114,413.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.